19448415

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2129}}^1$

素因数の和:2176

約数の個数: 48

約数和(自身を含む): 39873600

約数和(自身を除く): 20425185

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 1015, 1305, 1827, 2129, 3045, 6387, 9135, 10645, 14903, 19161, 31935, 44709, 61741, 74515, 95805, 134127, 185223, 223545, 308705, 432187, 555669, 670635, 926115, 1296561, 2160935, 2778345, 3889683, 6482805, 19448415]

約数ペア:

[(1, 19448415), (3, 6482805), (5, 3889683), (7, 2778345), (9, 2160935), (15, 1296561), (21, 926115), (29, 670635), (35, 555669), (45, 432187), (63, 308705), (87, 223545), (105, 185223), (145, 134127), (203, 95805), (261, 74515), (315, 61741), (435, 44709), (609, 31935), (1015, 19161), (1305, 14903), (1827, 10645), (2129, 9135), (3045, 6387)]